WORKING LUNCH Deputy Defense Secretary Ashton B. Carter, center left, hosts a working lunch with the United Kingdom's Permanent Under Secretary of Defense Ursula Brennan, center right, at the Pentagon, Nov. 10, 2011. Both principals were joined by a selection of their senior advisors as they discussed a variety of defense-related issues. SHARE IMAGE: Download Image: Full Size (0.07 MB) Photo By: VIRIN: 395275-M-HXT25-704.jpg Photo Gallery